Answer:
- -20 = 20
Step-by-step explanation:
The "opposite" here means we take the negative of -20 C.
So we can write - -20 which is equal to 20.
So the first option is correct, - -20 = 20.
Answer:my profile pic is a throwing dart not a ding dong dirty
Step-by-step explanation:
V=4/3pi(r^3)
V=4/3pi(9^3)
V=3,054 inches^3
Think this is right
Answer:
35 percent
Step-by-step explanation:
To solve this problem we multiply the amount by the percent and add them up to get the total amount times the percent
amount * percent + amount * percent = total amount * percent
4 * .20 + 12 * .40 = (4+12) * x
.8 + 4.8 = 16 x
Combine like terms
5.6 = 16x
Divide by 16
5.6/16 = 16x/16
.35 =x
35 percent
Answer:
5
Step-by-step explanation:
0.5x=6-3.5
0.5x=2.5
x=2.5÷0.5
x=5
